[地质]?双筒井
... 双筒绞盘机 double-drum winch; 双筒井 double-bore well; 双筒立体显微镜 orthostereoscope; ...
Before long, the girl had swung around to my seat to demonstrate her double-jointed elbows and thumbs as well as a disturbingly loud clack in her jaw when she opened her mouth full bore.
CNN: Stranger's unexpected generosity makes a big impression
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。